{"product_id":"smd2921-200n-gas-discharge-tubes-smd2921-package-ruilon","title":"SMD2921-200N Gas Discharge Tubes – SMD2921 Package | RUILON","description":"\u003cp data-start=\"65\" data-end=\"495\"\u003eThe SMD2921-200N Gas Discharge Tube (GDT) from RUILON is a high-voltage surge protection device designed to safeguard electronic circuits against lightning strikes, transient overvoltage, and high-energy electrical surges. With a nominal DC spark-over voltage of 200V (tested at 100V\/µs), it provides fast and reliable triggering, ensuring effective diversion of surge energy away from sensitive components.\u003c\/p\u003e\n\u003cp data-start=\"497\" data-end=\"983\"\u003eEngineered using advanced ceramic gas discharge technology, the SMD2921-200N delivers stable impulse spark-over characteristics (1kV\/µs), high insulation resistance, and low capacitance at 1 MHz, making it ideal for high-speed communication and signal lines where signal integrity is critical. Its strong impulse discharge current capability (8\/20µs waveform) and high impulse withstand voltage ensure long service life and consistent protection performance under repeated surge events.\u003c\/p\u003e\n\u003cp data-start=\"985\" data-end=\"1387\"\u003eCompared to lower voltage GDT series, the 200V variant offers a higher operating voltage margin, making it suitable for systems requiring improved tolerance in industrial and communication environments. The compact SMD2921 package provides an excellent balance between size efficiency and surge handling capability, while supporting automated surface-mount assembly and flexible PCB design integration.\u003c\/p\u003e\n\u003cp data-start=\"1389\" data-end=\"1408\"\u003e\u003cstrong data-start=\"1389\" data-end=\"1406\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1409\" data-end=\"1705\"\u003e\n\u003cli data-section-id=\"dtndqd\" data-start=\"1409\" data-end=\"1450\"\u003eDC Spark-Over Voltage: 200V @ 100V\/µS\u003c\/li\u003e\n\u003cli data-section-id=\"m23dwh\" data-start=\"1451\" data-end=\"1497\"\u003eStable impulse spark-over voltage @ 1kV\/µS\u003c\/li\u003e\n\u003cli data-section-id=\"19kifff\" data-start=\"1498\" data-end=\"1540\"\u003eHigh surge current capability (8\/20µS)\u003c\/li\u003e\n\u003cli data-section-id=\"i71dbo\" data-start=\"1541\" data-end=\"1589\"\u003eLow capacitance @ 1 MHz for signal integrity\u003c\/li\u003e\n\u003cli data-section-id=\"1d9sj2t\" data-start=\"1590\" data-end=\"1620\"\u003eHigh insulation resistance\u003c\/li\u003e\n\u003cli data-section-id=\"10hmw0c\" data-start=\"1621\" data-end=\"1663\"\u003eLong service life and high reliability\u003c\/li\u003e\n\u003cli data-section-id=\"13bxeaa\" data-start=\"1664\" data-end=\"1705\"\u003eCompact SMD2921 surface-mount package\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1707\" data-end=\"1726\"\u003e\u003cstrong data-start=\"1707\" data-end=\"1724\"\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1727\" data-end=\"1935\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"1f42zxu\" data-start=\"1727\" data-end=\"1761\"\u003eTelecom and networking systems\u003c\/li\u003e\n\u003cli data-section-id=\"1me5um2\" data-start=\"1762\" data-end=\"1797\"\u003eIndustrial automation equipment\u003c\/li\u003e\n\u003cli data-section-id=\"1qk23rb\" data-start=\"1798\" data-end=\"1834\"\u003ePower supply protection circuits\u003c\/li\u003e\n\u003cli data-section-id=\"d5x4e3\" data-start=\"1835\" data-end=\"1867\"\u003eSmart meters and IoT devices\u003c\/li\u003e\n\u003cli data-section-id=\"146wsbr\" data-start=\"1868\" data-end=\"1892\"\u003eConsumer electronics\u003c\/li\u003e\n\u003cli data-section-id=\"1oull8\" data-start=\"1893\" data-end=\"1935\" data-is-last-node=\"\"\u003eLightning and surge protection solutions\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RUILON","offers":[{"title":"Default Title","offer_id":43759663972417,"sku":null,"price":0.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/4468\/5633\/files\/VARISTOR-01.png?v=1756461410","url":"https:\/\/hext.in\/products\/smd2921-200n-gas-discharge-tubes-smd2921-package-ruilon","provider":"Hext by Regent Electronics","version":"1.0","type":"link"}